2009 Event Joao Bernardo Vierira, President of Guinea-Bissau is assassinated during an armed attack on his residence in Bissau 1984 Event Guinea-Bissau adopts constitution 1974 Event Portugal recognizes independence of Rep of Guinea-Bissau 1973 Event Guinea-Bissau declares independence 1959 Event 50 killed in uprising in Guinea-Bissau 1956 Event African Party for Liberation of Guinea-Bissau and Cape Verde forms
